19749933

素因数分解:

$3^3\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1259}}^1$

素因数の和:1358

約数の個数: 32

約数和(自身を含む): 33868800

約数和(自身を除く): 14118867

約数列:

[1, 3, 7, 9, 21, 27, 63, 83, 189, 249, 581, 747, 1259, 1743, 2241, 3777, 5229, 8813, 11331, 15687, 26439, 33993, 79317, 104497, 237951, 313491, 731479, 940473, 2194437, 2821419, 6583311, 19749933]

約数ペア:

[(1, 19749933), (3, 6583311), (7, 2821419), (9, 2194437), (21, 940473), (27, 731479), (63, 313491), (83, 237951), (189, 104497), (249, 79317), (581, 33993), (747, 26439), (1259, 15687), (1743, 11331), (2241, 8813), (3777, 5229)]